Overcap



FIG. 1 is a top view of the overcap of my invention;

FIG. 2 is a perspective view of the overcap with the broken lines showing a can for illustrative purposes only and forming no part of the claimed design; and,

FIG. 3 is a side view of the overcap of my invention, all sides being identical.

The bottom view of the overcap is not represented in a figure as it is not visible when the invention is in use and forms no part thereof. 

The ornamental design for an overcap, as shown and described. 